CA2069967A1 - Discriminateur de frequence - Google Patents

Discriminateur de frequence

Info

Publication number
CA2069967A1
CA2069967A1 CA2069967A CA2069967A CA2069967A1 CA 2069967 A1 CA2069967 A1 CA 2069967A1 CA 2069967 A CA2069967 A CA 2069967A CA 2069967 A CA2069967 A CA 2069967A CA 2069967 A1 CA2069967 A1 CA 2069967A1
Authority
CA
Canada
Prior art keywords
circuit
signal
frequency discriminator
current
differential current
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA2069967A
Other languages
English (en)
Other versions
CA2069967C (fr
Inventor
Katsuji Kimura
Tetsuya Okuzumi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA2069967A1 publication Critical patent/CA2069967A1/fr
Application granted granted Critical
Publication of CA2069967C publication Critical patent/CA2069967C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/22—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by means of active elements with more than two electrodes to which two signals are applied derived from the signal to be demodulated and having a phase difference related to the frequency deviation, e.g. phase detector
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0001—Circuit elements of demodulators
    • H03D2200/0033—Current mirrors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/0049—Analog multiplication for detection
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/0082—Quadrature arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Networks Using Active Elements (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Manipulation Of Pulses (AREA)
CA002069967A 1991-05-31 1992-05-29 Discriminateur de frequence Expired - Fee Related CA2069967C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3155154A JP2808927B2 (ja) 1991-05-31 1991-05-31 周波数ディスクリミネータ
JP3-155154 1991-05-31

Publications (2)

Publication Number Publication Date
CA2069967A1 true CA2069967A1 (fr) 1992-12-01
CA2069967C CA2069967C (fr) 1997-04-22

Family

ID=15599715

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002069967A Expired - Fee Related CA2069967C (fr) 1991-05-31 1992-05-29 Discriminateur de frequence

Country Status (7)

Country Link
US (1) US5276368A (fr)
EP (1) EP0517113B1 (fr)
JP (1) JP2808927B2 (fr)
AU (1) AU646566B2 (fr)
CA (1) CA2069967C (fr)
DE (1) DE69209373T2 (fr)
ES (1) ES2084872T3 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2841978B2 (ja) * 1991-10-30 1998-12-24 日本電気株式会社 周波数逓倍・ミキサ回路
KR100219036B1 (ko) * 1996-09-30 1999-09-01 이계철 저전압형 모스펫 콘트롤링 곱셈기
US6175266B1 (en) * 1998-12-08 2001-01-16 Vantis Corporation Operational amplifier with CMOS transistors made using 2.5 volt process transistors
CN107682008A (zh) * 2017-09-20 2018-02-09 戴承萍 鉴频器及实现鉴频的方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5942489B2 (ja) * 1976-10-26 1984-10-15 日本電気株式会社 周波数弁別回路
JPS5642405A (en) * 1979-09-14 1981-04-20 Matsushita Electric Works Ltd Fm modulating circuit
FR2510324A1 (fr) * 1981-07-24 1983-01-28 Radiotechnique Procede de demodulation d'un signal module en frequence, et demodulateur selon ce procede
US4426622A (en) * 1981-08-25 1984-01-17 The United States Of America As Represented By The Secretary Of The Army Frequency discriminator
JPS5847304A (ja) * 1981-09-16 1983-03-19 Toshiba Corp 位相処理回路
US4451792A (en) * 1981-10-23 1984-05-29 Motorola, Inc. Auto-tuned frequency discriminator
JPH0659010B2 (ja) * 1985-12-18 1994-08-03 株式会社日立製作所 Ｆｍ信号復調器
JPS62188405A (ja) * 1986-02-13 1987-08-18 Sony Corp 周波数差検出回路
US4775843A (en) * 1987-05-18 1988-10-04 National Semiconductor Corporation Wideband post amplifier for product detector
JPH01194707A (ja) * 1987-12-18 1989-08-04 Rockwell Internatl Corp 能動低域フィルタ装置
JP2536206B2 (ja) * 1990-01-12 1996-09-18 日本電気株式会社 マルチプライヤ

Also Published As

Publication number Publication date
JPH04354407A (ja) 1992-12-08
DE69209373D1 (de) 1996-05-02
JP2808927B2 (ja) 1998-10-08
EP0517113B1 (fr) 1996-03-27
AU646566B2 (en) 1994-02-24
DE69209373T2 (de) 1996-09-19
CA2069967C (fr) 1997-04-22
ES2084872T3 (es) 1996-05-16
EP0517113A1 (fr) 1992-12-09
US5276368A (en) 1994-01-04
AU1730192A (en) 1992-12-03

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed